@book{33114,
	author = {Saad Shahzada, Syed Mazhar Hussain, Akhlaq Ahmed & Ghulam Dastagir},
	title = {Tracking & Automation of Railway System},
	publisher = {UITU,},
	year = {2009},
	address = {Karachi:},
	url = {https://drive.google.com/file/d/1TPtHJkdy13Ga-wEpfMLL-s6ZKXnmpjIG/view?usp=sharing}
}